blob: 5cd5fe228d86a6baf12b31ffd1b2f9262a502349 [file] [log] [blame]
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import <UIKit/UIKit.h>
#include <string>
#import "components/autofill/ios/browser/js_suggestion_manager.h"
#import "ios/chrome/browser/autofill/form_suggestion_view.h"
#import "ios/chrome/browser/autofill/form_suggestion_view_client.h"
#import "ios/web/public/web_state/web_state_observer_bridge.h"
namespace web {
class WebState;
@protocol CRWWebViewProxy;
@protocol FormInputAccessoryViewProvider;
// Handles form focus events and presents input suggestions.
@interface FormSuggestionController
: NSObject<CRWWebStateObserver, FormSuggestionViewClient>
// Initializes a new FormSuggestionController with the specified WebState and a
// list of FormSuggestionProviders.
// When suggestions are required for an input field, the |providers| will be
// asked (in order) if they can handle the field; the first provider to return
// YES from [FormSuggestionProvider canProviderSuggestionsForForm:field:] will
// be expected to provide those suggestions using [FormSuggestionProvider
// retrieveSuggestionsForForm:field:withCompletion:].
- (instancetype)initWithWebState:(web::WebState*)webState
// Finds a FormSuggestionProvider that can supply suggestions for the specified
// form, requests them, and updates the view accordingly.
- (void)retrieveSuggestionsForForm:(const web::FormActivityParams&)params
// Instructs the controller to detach itself from the WebState.
- (void)detachFromWebState;
// Provides an input accessory view for form suggestions.
@property(nonatomic, readonly) id<FormInputAccessoryViewProvider>
@interface FormSuggestionController (ForTesting)
// Initializes a new controller in the same way as the public initializer, but
// supports specifying a JsSuggestionManager for testing.
- (instancetype)initWithWebState:(web::WebState*)webState
// Overrides the web view proxy.
- (void)setWebViewProxy:(id<CRWWebViewProxy>)webViewProxy;
// Invoked when an attempt to retrieve suggestions yields no results.
- (void)onNoSuggestionsAvailable;